Description:
Countersink end mill cutter is a special made tool mainly used to cut such a hole allows the head of a bolt or screw. This kind of cutter cut hole and bottom hole with high alignment precision, Due to its high production efficiency, it is commonly used for machining industry.
Features:
Specifications:
Material: HSS-AL super-hard high speed steel
Hardness: HRC65~68°
Size:(Boot*Blade Diameter*Shank Diameter*Full Length)
M3=3.2*5.9*6*45mm
M4=4.2*7.4*6*48mm
M5=5.2*8.9*6*51mm
M6=6.2*10.4*8*58mm
M8=8.2*13.4*12*67mm
Weight: 128g(approx.)
Package Includes:
1 Set(5pcs) x Countersink Mill Cutters